July 26 (Reuters) - U.S. stocks swung between small gains
and losses on Tuesday afternoon as mixed earnings reports kept
investors on the edge ahead of the Federal Reserve's two-day
policy meeting and Apple's results.

A set of strong economic data, including Tuesday's housing
report, could strengthen the case for the Fed to raise rates
earlier than the market anticipates.

Traders have priced in an 18.7 percent chance of a rate
increase in September and a 42.8 percent chance in December,
according to CME Group's FedWatch tool.

"Investors have had the opportunity to drink from a fire
hydrant of information," said Eric Wiegand, senior portfolio
manager at the Private Client Reserve at U.S. Bank.
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